For more information, see Remove existing MSI versions of Office when upgrading to Microsoft 365 Apps. The apps to be uninstalled are not limited to the apps selected for installation in Configure App Suite, as it will remove all Office (MSI) apps from the end user device. The installation won't succeed if there are pre-existing. Remove MSI from end-user devices - Choose whether you want to remove pre-existing Office.You can install the 32-bit version on both 32-bit and 64-bit devices, but you can install the 64-bit version on 64-bit devices only. Office version - Choose whether you want to assign the 32-bit or 64-bit version of Office.Only one deployment will be delivered to the device. Multiple Microsoft 365 deployments are not currently supported.This condition does not apply to any Visio or Project applications. For example, if the first set of Office apps contains Word, and the later one does not, Word will be uninstalled. A later app assignment will overwrite pre-existing installed app assignments. Multiple required or available app assignments are not additive.If you install this configuration, it might cause data loss or corruption. Intune does not support installing Microsoft 365 desktop apps from the Microsoft Store (known as Office Centennial apps) on a device to which you have already deployed Microsoft 365 apps with Intune.This installation method is not supported on Windows Home, Windows Team, Windows Holographic, or Windows Holographic for Business devices.If any Office apps are open when Intune installs the app suite, the installation might fail, and users might lose data from unsaved files.Intune supports adding Office apps from the Microsoft 365 Apps suite only.Devices to which you deploy these apps must be running the Windows 10 Creators Update or later.Multiple required or available app assignments are not additive. Otherwise, the Intune delivered Microsoft 365 apps will fail to install. msi Office apps on the end-user device, you must use the Remove MSI feature to safely uninstall these apps.

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